package adapter.classadapter;

class Phone
{
    public void charging(IVoltage5V iVoltage5V)
    {
        if (iVoltage5V.output5V() == 5)
            System.out.println("电压为5V，可以充电~~");
        else if (iVoltage5V.output5V() > 5)
            System.out.println("电压大于5V，不能充电~~");
    }
}
